Cunha, C., Martin, I, Newell, J. & Ramiro, L. (2003). "Slow   Adaptation   and   the   Digital   Divide:   South European Party Systems and New ICTs.". In Gibson,  Rachel;  Nixon,  Paul;  and  Ward,  Stephen (Ed.), Net  Gain?  Political  Parties  and the  Impact of  New  Information  Communication  Technologies. (pp. 70-97). Oxon: Routledge.